- Walruses are true party animals; they can go without sleep for 84 hours.
- The human eye blinks over 4,200,000 times a year.
- Babylonians measured the circumference of a circle as approximately 3 times the diameter, which is fairly close to today's measurement which uses the value of Pi (around 3.14).
- The national anthems of Japan, Jordan, and San Marino each have only 4 lines.
- An arrow frog has enough poison to kill over 2,200 people.
- 10% of with world's food supply is consumed by insects.
- Both green and black tea come from leaves of the same tree.
- Flies can react to an object it sees and change direction in less than 30 milliseconds.
- Warthogs can reach speeds of 48km/h (29mph).
- Jack is the most common name in nursery rhymes.
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